HOWTO: fix typo

Signed-off-by: Jens Axboe <axboe@kernel.dk>
diff --git a/HOWTO b/HOWTO
index 8211c3b..b1dcd29 100644
--- a/HOWTO
+++ b/HOWTO
@@ -1230,7 +1230,7 @@
 
 		write_lat_log=foo
 
-		The actual log names will be foo_slat.log, foo_slat.log,
+		The actual log names will be foo_slat.log, foo_clat.log,
 		and foo_lat.log. This helps fio_generate_plot fine the logs
 		automatically.